基于单片机的LCD1602设计.PDF
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China ComputerCommunication
2011 5
1602 CRT
IC
PDA
1602LCD
HD44780
1602LCD
:16 2
:4.5 5.5V
:2.0mA(5.0V)
:5.0V
:2.95 4.35(W H)mm
3.1
1602LCD
14
:
16
1 VSS 2 VDD 3 VL 4 RS 5 R/W 6E 7 D0 8 D1
3.2 1602LCD
1602
/ /
9 D2 10 D3 11 D4 12 D5 13 D6 14 D7 15 BLA 16 BLK
1 2 3
S:
01H, I/D
00H
00H
4D
C B
5 S/C
6 N 5x7
7 8 DDRAM 9
DL
5x10 RAM
BF
4
10 11
RS=L R/W=H E=H RS=L R/W=L D0 D7= E= RS=H R/W=H E=H RS=H R/W=L D0 D7= E=
3.3 1602LCD 15mS 38H 5mS 38H 5mS 38H / 38H 08H 01H 06H 0CH
8 F:
D0 D7= D0 D7=
LCD1602 16 +5V
[1] ,2004.
[2] ,1992.
. ,MCS-51
[M]. : [M].
226
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